package cn.tedu.ivos.user.service.impl;

import cn.tedu.ivos.base.exception.ServiceException;
import cn.tedu.ivos.base.response.StatusCode;
import cn.tedu.ivos.user.mapper.UserMapper;
import cn.tedu.ivos.user.pojo.dto.UserLoginParam;
import cn.tedu.ivos.user.pojo.dto.UserQuery;
import cn.tedu.ivos.user.pojo.dto.UserSaveParam;
import cn.tedu.ivos.user.pojo.entity.User;
import cn.tedu.ivos.user.pojo.vo.UserVO;
import cn.tedu.ivos.user.service.UserService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;

@Slf4j
/*@Service注解表示当前类为业务层实现类*/
@Service
public class UserServiceImpl implements UserService {
    @Autowired
    UserMapper userMapper;

    @Override
    public UserVO login(UserLoginParam userLoginParam) {
        log.debug("登录业务:userLoginParam={}", userLoginParam);
        UserVO userVO = userMapper.selectByUsername(userLoginParam.getUsername());
        if (userVO == null) {
            throw new ServiceException(StatusCode.USERNAME_ERROR);
        }
        if (!userVO.getPassword().equals(userLoginParam.getPassword())) {
            throw new ServiceException(StatusCode.PASSWORD_ERROR);
        }
        return userVO;
    }

    @Override
    public void saveUser(UserSaveParam userSaveParam) {
        User user = new User();
        BeanUtils.copyProperties(userSaveParam, user);
        // 如果没有id值，说明是新增操作
        if (user.getId() == null) {
            //员工不是自己注册的
            user.setPassword("123456");
            user.setCreateTime(new Date());
            //mapper加入插入
            userMapper.insert(user);
        }
        //TODO 更新用户
    }

    @Override
    public List<UserVO> selectUser(UserQuery userQuery) {
        List<UserVO> list = userMapper.selectUser(userQuery);
        return list;
    }

    @Override
    public void updateStatus(Long userId, String status) {
        log.debug("Service更新用户状态业务：userId={},status={}", userId, status);
        //用户实体类
        User user = new User();
        user.setId(userId);
        user.setStatus(status);
        user.setUpdateTime(new Date());
        userMapper.update(user);

    }

    @Override
    public void resetPassword(Long userId) {
        User user = new User();
        user.setId(userId);
        user.setPassword("root");
        user.setUpdateTime(new Date());
        userMapper.update(user);
    }

    @Override
    public void deleteUser(Long userId) {
        log.debug("删除用户业务：userId={}", userId);
        userMapper.deleteUser(userId);
    }

    @Override
    public List<UserVO> selectAuditList(Long parentId) {
        log.debug("查询审批人列表业务，parentId={}", parentId);
        //1.准备一个空集合，用来保存查出来的多个审批人
        ArrayList<UserVO> userVOList = new ArrayList<>();
        //2.先根据parentId查询直属领导，装进上方的空集合中
        UserVO auditUser1 = userMapper.selectById(parentId);
        userVOList.add(auditUser1);
        //3.如果直属领导，且直属领导还有上级进行判断
        if (auditUser1 != null && auditUser1.getParentId() != null) {
            //4.把上上级领导查出来并装进上方空集合
            UserVO auditUser2 = userMapper.selectById(auditUser1.getParentId());
            userVOList.add(auditUser2);
        }
        //5.返回
        return userVOList;
    }
}





